Quote Originally Posted by HS93 View Post
I am new so may be talking rubbish , but can you not test the setup when finnished by placing a cheap DTI on the motor head touching the bed and then send the head around the table to see if it is the same all over ?

Peter
Yes you could, but its still a good idea, and preferable, to get the frame square when building it. Waiting till everythings assembled is a tad late, by which time you are chasing shadows... is it the frame or the gantry or the bed thats not aligned?